How many sharp/s are their in F Major scale?

A.4
B.1
C.3
D.0

C Major scale has flat and sharp?

A.4
B.1
C.3
D.0
Staff has ___ lines.

A.5
B.1
C.3
D.0
Staff has ___ spaces.

A.5
B.1
C.3
D.4